{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["cause effect", "else", "entity destination", "product producer"], "input": "this christmas , visitors travelled to the vineyard by the free bus ."}
{"cause effect": [], "else": [], "entity destination": [{"subject": "visitors", "object": "vineyard"}], "product producer": []}